<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Document</title>
	<style>
	.div{
		width:100px;
		height:100px;
		border:1px solid #ddd;
		position:relative;
		cursor:pointer;
	}
	.div:after{
		position:absolute;
		width:47px;
		height:12px;
		left:5px;
		top:5px;
		content:url("");
	}
	</style>
</head>
<body>
	<div class="div"></div>
</body>
</html>